#atmospheric-optics on Hacker News

2 stories tagged atmospheric-optics, newest first.

Screenshot of colorado.edu: The phenomena that brighten dawn and dusk (2016)

The phenomena that brighten dawn and dusk (2016)(colorado.edu)

29 points by NaOH 5 days ago | 2 comments

A 2016 CU Boulder magazine column by Jeff Mitton explaining atmospheric optics at dawn and dusk, including the Earth's shadow, the Belt of Venus, and alpenglow.

atmospheric-optics belt-of-venus earths-shadow alpenglow

Screenshot of explainers.blog: Why is the sky blue?

Why is the sky blue?(explainers.blog)

766 points by udit99 8 months ago | 247 comments

An explainer blog post on why the sky is blue and sunsets are red, building a model of light scattering that also covers the Martian sky.

rayleigh-scattering atmospheric-optics physics mars